Theodore Too and the Shipwreck School is a book written by Michelle Mulder and illustrated by Yolanda Poplawska. This is the second book in the series that features Theodore Too.
When Theodore Too and Lucy Tug decide it is a perfect day for an adventure, they go to visit the Shipwreck School, a school of fish who live by an old sunken ship! But when they arrive, there is no sign of the fish until Theodore Too and Lucy look down and see the fish caught in a stray net. The two boats pull the net apart and save their new friends.